1#!./perl -w 2 3# Tests for the command-line switches: 4# -0, -c, -l, -s, -m, -M, -V, -v, -h, -i, -E and all unknown 5# Some switches have their own tests, see MANIFEST. 6 7BEGIN { 8 chdir 't' if -d 't'; 9 @INC = '../lib'; 10 require Config; import Config; 11} 12 13BEGIN { require "./test.pl"; } 14 15plan(tests => 115); 16 17use Config; 18use Errno qw(EACCES EISDIR); 19BEGIN { eval 'use POSIX qw(setlocale LC_ALL)' } 20 21# due to a bug in VMS's piping which makes it impossible for runperl() 22# to emulate echo -n (ie. stdin always winds up with a newline), these 23# tests almost totally fail. 24$TODO = "runperl() unable to emulate echo -n due to pipe bug" if $^O eq 'VMS'; 25 26my $r; 27my @tmpfiles = (); 28END { unlink_all @tmpfiles } 29 30# Tests for -0 31 32$r = runperl( 33 switches => [ '-0', ], 34 stdin => 'foo\0bar\0baz\0', 35 prog => 'print qq(<$_>) while <>', 36); 37is( $r, "<foo\0><bar\0><baz\0>", "-0" ); 38 39$r = runperl( 40 switches => [ '-l', '-0', '-p' ], 41 stdin => 'foo\0bar\0baz\0', 42 prog => '1', 43); 44is( $r, "foo\nbar\nbaz\n", "-0 after a -l" ); 45 46$r = runperl( 47 switches => [ '-0', '-l', '-p' ], 48 stdin => 'foo\0bar\0baz\0', 49 prog => '1', 50); 51is( $r, "foo\0bar\0baz\0", "-0 before a -l" ); 52 53$r = runperl( 54 switches => [ sprintf("-0%o", ord 'x') ], 55 stdin => 'fooxbarxbazx', 56 prog => 'print qq(<$_>) while <>', 57); 58is( $r, "<foox><barx><bazx>", "-0 with octal number" ); 59 60$r = runperl( 61 switches => [ '-00', '-p' ], 62 stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n', 63 prog => 's/\n/-/g;$_.=q(/)', 64); 65is( $r, 'abc-def--/ghi-jkl-mno--/pq-/', '-00 (paragraph mode)' ); 66 67$r = runperl( 68 switches => [ '-0777', '-p' ], 69 stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n', 70 prog => 's/\n/-/g;$_.=q(/)', 71); 72is( $r, 'abc-def--ghi-jkl-mno--pq-/', '-0777 (slurp mode)' ); 73 74$r = runperl( 75 switches => [ '-066' ], 76 prog => 'BEGIN { print qq{($/)} } print qq{[$/]}', 77); 78is( $r, "(\066)[\066]", '$/ set at compile-time' ); 79 80# Tests for -c 81 82my $filename = tempfile(); 83SKIP: { 84 local $TODO = ''; # this one works on VMS 85 86 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 87 print $f <<'SWTEST'; 88BEGIN { print "block 1\n"; } 89CHECK { print "block 2\n"; } 90INIT { print "block 3\n"; } 91 print "block 4\n"; 92END { print "block 5\n"; } 93SWTEST 94 close $f or die "Could not close: $!"; 95 $r = runperl( 96 switches => [ '-c' ], 97 progfile => $filename, 98 stderr => 1, 99 ); 100 # Because of the stderr redirection, we can't tell reliably the order 101 # in which the output is given 102 ok( 103 $r =~ /$filename syntax OK/ 104 && $r =~ /\bblock 1\b/ 105 && $r =~ /\bblock 2\b/ 106 && $r !~ /\bblock 3\b/ 107 && $r !~ /\bblock 4\b/ 108 && $r !~ /\bblock 5\b/, 109 '-c' 110 ); 111} 112 113SKIP: { 114 skip "no POSIX on miniperl", 1, unless $INC{"POSIX.pm"}; 115 skip 'No locale testing without d_setlocale', 1 if(!$Config{d_setlocale}); 116 117 my $tempdir = tempfile; 118 mkdir $tempdir, 0700 or die "Can't mkdir '$tempdir': $!"; 119 120 local $ENV{'LC_ALL'} = 'C'; # Keep the test simple: expect English 121 local $ENV{LANGUAGE} = 'C'; 122 setlocale(LC_ALL, "C"); 123 124 # Win32 won't let us open the directory, so we never get to die with 125 # EISDIR, which happens after open. 126 my $error = do { local $! = $^O eq 'MSWin32' ? EACCES : EISDIR; "$!" }; 127 like( 128 runperl( switches => [ '-c' ], args => [ $tempdir ], stderr => 1), 129 qr/Can't open perl script.*$tempdir.*\Q$error/s, 130 "RT \#61362: Cannot syntax-check a directory" 131 ); 132 rmdir $tempdir or die "Can't rmdir '$tempdir': $!"; 133} 134 135# Tests for -l 136 137$r = runperl( 138 switches => [ sprintf("-l%o", ord 'x') ], 139 prog => 'print for qw/foo bar/' 140); 141is( $r, 'fooxbarx', '-l with octal number' ); 142 143# Tests for -s 144 145$r = runperl( 146 switches => [ '-s' ], 147 prog => 'for (qw/abc def ghi/) {print defined $$_ ? $$_ : q(-)}', 148 args => [ '--', '-abc=2', '-def', ], 149); 150is( $r, '21-', '-s switch parsing' ); 151 152$filename = tempfile(); 153SKIP: { 154 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 155 print $f <<'SWTEST'; 156#!perl -s 157BEGIN { print $x,$y; exit } 158SWTEST 159 close $f or die "Could not close: $!"; 160 $r = runperl( 161 progfile => $filename, 162 args => [ '-x=foo -y' ], 163 ); 164 is( $r, 'foo1', '-s on the shebang line' ); 165} 166 167# Bug ID 20011106.084 168$filename = tempfile(); 169SKIP: { 170 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 171 print $f <<'SWTEST'; 172#!perl -sn 173BEGIN { print $x; exit } 174SWTEST 175 close $f or die "Could not close: $!"; 176 $r = runperl( 177 progfile => $filename, 178 args => [ '-x=foo' ], 179 ); 180 is( $r, 'foo', '-sn on the shebang line' ); 181} 182 183# Tests for -m and -M 184 185my $package = tempfile(); 186$filename = "$package.pm"; 187SKIP: { 188 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!",4 ); 189 print $f <<"SWTESTPM"; 190package $package; 191sub import { print map "<\$_>", \@_ } 1921; 193SWTESTPM 194 close $f or die "Could not close: $!"; 195 $r = runperl( 196 switches => [ "-M$package" ], 197 prog => '1', 198 ); 199 is( $r, "<$package>", '-M' ); 200 $r = runperl( 201 switches => [ "-M$package=foo" ], 202 prog => '1', 203 ); 204 is( $r, "<$package><foo>", '-M with import parameter' ); 205 $r = runperl( 206 switches => [ "-m$package" ], 207 prog => '1', 208 ); 209 210 { 211 local $TODO = ''; # this one works on VMS 212 is( $r, '', '-m' ); 213 } 214 $r = runperl( 215 switches => [ "-m$package=foo,bar" ], 216 prog => '1', 217 ); 218 is( $r, "<$package><foo><bar>", '-m with import parameters' ); 219 push @tmpfiles, $filename; 220 221 { 222 local $TODO = ''; # these work on VMS 223 224 is( runperl( switches => [ '-MTie::Hash' ], stderr => 1, prog => 1 ), 225 '', "-MFoo::Bar allowed" ); 226 227 like( runperl( switches => [ "-M:$package" ], stderr => 1, 228 prog => 'die q{oops}' ), 229 qr/Invalid module name [\w:]+ with -M option\b/, 230 "-M:Foo not allowed" ); 231 232 like( runperl( switches => [ '-mA:B:C' ], stderr => 1, 233 prog => 'die q{oops}' ), 234 qr/Invalid module name [\w:]+ with -m option\b/, 235 "-mFoo:Bar not allowed" ); 236 237 like( runperl( switches => [ '-m-A:B:C' ], stderr => 1, 238 prog => 'die q{oops}' ), 239 qr/Invalid module name [\w:]+ with -m option\b/, 240 "-m-Foo:Bar not allowed" ); 241 242 like( runperl( switches => [ '-m-' ], stderr => 1, 243 prog => 'die q{oops}' ), 244 qr/Module name required with -m option\b/, 245 "-m- not allowed" ); 246 247 like( runperl( switches => [ '-M-=' ], stderr => 1, 248 prog => 'die q{oops}' ), 249 qr/Module name required with -M option\b/, 250 "-M- not allowed" ); 251 } # disable TODO on VMS 252} 253is runperl(stderr => 1, prog => '#!perl -m'), 254 qq 'Too late for "-m" option at -e line 1.\n', '#!perl -m'; 255is runperl(stderr => 1, prog => '#!perl -M'), 256 qq 'Too late for "-M" option at -e line 1.\n', '#!perl -M'; 257 258# Tests for -V 259 260{ 261 local $TODO = ''; # these ones should work on VMS 262 263 # basic perl -V should generate significant output. 264 # we don't test actual format too much since it could change 265 like( runperl( switches => ['-V'] ), qr/(\n.*){20}/, 266 '-V generates 20+ lines' ); 267 268 like( runperl( switches => ['-V'] ), 269 qr/\ASummary of my perl5 .*configuration:/, 270 '-V looks okay' ); 271 272 # lookup a known config var 273 chomp( $r=runperl( switches => ['-V:osname'] ) ); 274 is( $r, "osname='$^O';", 'perl -V:osname'); 275 276 # lookup a nonexistent var 277 chomp( $r=runperl( switches => ['-V:this_var_makes_switches_test_fail'] ) ); 278 is( $r, "this_var_makes_switches_test_fail='UNKNOWN';", 279 'perl -V:unknown var'); 280 281 # regexp lookup 282 # platforms that don't like this quoting can either skip this test 283 # or fix test.pl _quote_args 284 $r = runperl( switches => ['"-V:i\D+size"'] ); 285 # should be unlike( $r, qr/^$|not found|UNKNOWN/ ); 286 like( $r, qr/^(?!.*(not found|UNKNOWN))./, 'perl -V:re got a result' ); 287 288 # make sure each line we got matches the re 289 ok( !( grep !/^i\D+size=/, split /^/, $r ), '-V:re correct' ); 290} 291 292# Tests for -v 293 294{ 295 local $TODO = ''; # these ones should work on VMS 296 # there are definitely known build configs where this test will fail 297 # DG/UX comes to mind. Maybe we should remove these special cases? 298 my $v = sprintf "%vd", $^V; 299 my $ver = $Config{PERL_VERSION}; 300 my $rel = $Config{PERL_SUBVERSION}; 301 like( runperl( switches => ['-v'] ), 302 qr/This is perl 5, version \Q$ver\E, subversion \Q$rel\E \(v\Q$v\E(?:[-*\w]+| \([^)]+\))?\) built for \Q$Config{archname}\E.+Copyright.+Larry Wall.+Artistic License.+GNU General Public License/s, 303 '-v looks okay' ); 304 305} 306 307# Tests for -h 308 309{ 310 local $TODO = ''; # these ones should work on VMS 311 312 like( runperl( switches => ['-h'] ), 313 qr/Usage: .+(?i:perl(?:$Config{_exe})?).+switches.+programfile.+arguments/, 314 '-h looks okay' ); 315 316} 317 318# Tests for switches which do not exist 319 320foreach my $switch (split //, "ABbGgHJjKkLNOoPQqRrYyZz123456789_") 321{ 322 local $TODO = ''; # these ones should work on VMS 323 324 like( runperl( switches => ["-$switch"], stderr => 1, 325 prog => 'die q{oops}' ), 326 qr/\QUnrecognized switch: -$switch (-h will show valid options)./, 327 "-$switch correctly unknown" ); 328 329 # [perl #104288] 330 like( runperl( stderr => 1, prog => "#!perl -$switch" ), 331 qr/^Unrecognized switch: -$switch \(-h will show valid (?x: 332 )options\) at -e line 1\./, 333 "-$switch unrecognised on #! line" ); 334} 335 336# Tests for unshebangable switches 337for (qw( e f x E S V )) { 338 $r = runperl( 339 stderr => 1, 340 prog => "#!perl -$_", 341 ); 342 is $r, "Can't emulate -$_ on #! line at -e line 1.\n","-$_ on #! line"; 343} 344 345# Tests for -i 346 347{ 348 local $TODO = ''; # these ones should work on VMS 349 350 sub do_i_unlink { unlink_all("file", "file.bak") } 351 352 open(FILE, ">file") or die "$0: Failed to create 'file': $!"; 353 print FILE <<__EOF__; 354foo yada dada 355bada foo bing 356king kong foo 357__EOF__ 358 close FILE; 359 360 END { do_i_unlink() } 361 362 runperl( switches => ['-pi.bak'], prog => 's/foo/bar/', args => ['file'] ); 363 364 open(FILE, "file") or die "$0: Failed to open 'file': $!"; 365 chomp(my @file = <FILE>); 366 close FILE; 367 368 open(BAK, "file.bak") or die "$0: Failed to open 'file': $!"; 369 chomp(my @bak = <BAK>); 370 close BAK; 371 372 is(join(":", @file), 373 "bar yada dada:bada bar bing:king kong bar", 374 "-i new file"); 375 is(join(":", @bak), 376 "foo yada dada:bada foo bing:king kong foo", 377 "-i backup file"); 378 379 my $out1 = runperl( 380 switches => ['-i.bak -p'], 381 prog => 'exit', 382 stderr => 1, 383 stdin => "1\n", 384 ); 385 is( 386 $out1, 387 "-i used with no filenames on the command line, reading from STDIN.\n", 388 "warning when no files given" 389 ); 390 my $out2 = runperl( 391 switches => ['-i.bak -p'], 392 prog => 'exit', 393 stderr => 1, 394 stdin => "1\n", 395 args => ['file'], 396 ); 397 is($out2, "", "no warning when files given"); 398} 399 400# Tests for -E 401 402$TODO = ''; # the -E tests work on VMS 403 404$r = runperl( 405 switches => [ '-E', '"say q(Hello, world!)"'] 406); 407is( $r, "Hello, world!\n", "-E say" ); 408 409 410$r = runperl( 411 switches => [ '-E', '"no warnings q{experimental::smartmatch}; undef ~~ undef and say q(Hello, world!)"'] 412); 413is( $r, "Hello, world!\n", "-E ~~" ); 414 415$r = runperl( 416 switches => [ '-E', '"no warnings q{experimental::smartmatch}; given(undef) {when(undef) { say q(Hello, world!)"}}'] 417); 418is( $r, "Hello, world!\n", "-E given" ); 419 420$r = runperl( 421 switches => [ '-nE', q("} END { say q/affe/") ], 422 stdin => 'zomtek', 423); 424is( $r, "affe\n", '-E works outside of the block created by -n' ); 425 426$r = runperl( 427 switches => [ '-E', q("*{'bar'} = sub{}; print 'Hello, world!',qq|\n|;")] 428); 429is( $r, "Hello, world!\n", "-E does not enable strictures" ); 430 431# RT #30660 432 433$filename = tempfile(); 434SKIP: { 435 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 436 print $f <<'SWTEST'; 437#!perl -w -iok 438print "$^I\n"; 439SWTEST 440 close $f or die "Could not close: $!"; 441 $r = runperl( 442 progfile => $filename, 443 ); 444 like( $r, qr/ok/, 'Spaces on the #! line (#30660)' ); 445} 446